Answer no 1:
The part labelled A is the upper epidermis . The main function of the epidermis is to protect the structure of the leaf.
The part labelled B is palisade tissues. These are the sites where the chlorophyll are present.
The part labelled C are the air spaces in the spongy mesophyll tissue. They allow carbon dioxide to move freely.
The part labelled D are the vascular tissues which transport water and food.
Answer No 20:
The correct option is B) Most of the carbohydrates are made in the palisade mesophyll.
The palisade mesophyll comprises of chloroplast which are the sites where photosynthesis takes place. Hence, these will be the sites where carbohydrates will be manufactured.
Answer No 21)
The correct option is A) upper epidermis
As upper epidermis is the first layer of leaf, sunlight will enter through it and be trapped by the chlorophyll present in the palisade mesophyll cells.
There are 3 Oxygen atoms bonded to 1 Nitrogen atom.
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-Payshence
Answer:
1. They grow faster.
2. They are larger.
3. They are disease free.
This trait can be passed from one generation to another in that by breeding and inbreeding.
Sheep is a ruminant animal which is kept as a livestock. They are members of Artiodactyla.
They have deeply entrenched place in human culture.
Sheep is associated with pastoral and arcadian imagery. They were used as sacrificial animals in ancient religious.
Explanation:
Answer: Meiosis is sexual, occurs in humans, plants, animals, and some fungi, and creates sex cells.
Mitosis is asexual, creates organisms that are genetically identical. Basically a copy of themselves.
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